Excellus BlueCross BlueShield, headquartered in Rochester, NY, is part of a $6.6 billion family of companies that finances and delivers health care services across upstate New York and long term care insurance nationwide. Collectively, the enterprise provides health insurance to about 1.6 million members and employs about 6,000 New Yorkers. The company has financial strength ratings of B++ (Good) by A.M. Best and "A-minus" (Strong) by Standard and Poor's.

Previously, the company's BlueCross BlueShield operations were known as: BlueCross BlueShield of Central New York, BlueCross BlueShield of the Rochester Area, and BlueCross BlueShield of Utica-Watertown. Today, Excellus BlueCross BlueShield maintains a strong local presence through four regional headquarters and additional field offices:

Central New York Region, based in Syracuse with an additional office in Watertown;

Central New York Southern Tier Region, based in Elmira with an additional office in Binghamton;

Rochester Region, based in Rochester; and

Utica Region, based in Utica with additional offices in Oneonta and Plattsburgh.